Gaya APA

Bischhoff-Miersch, A., Bischhoff-Miersch, M. (1995). Do You Know the Difference? . : North-South Books.

Gaya MLA

Bischhoff-Miersch, Andrea., Bischhoff-Miersch, Michael. "Do You Know the Difference?". : North-South Books, 1995. Text Book.